noun
uneven brightness; luminance unevenness
Technical term used mainly in display engineering and image quality evaluation. Refers to non-uniform brightness across a screen or surface.
この液晶パネルは輝度ムラが少ない。
This LCD panel has little luminance unevenness.
検査で画面の輝度ムラを測定する。
We measure the screen's brightness non-uniformity during inspection.
Hiragana variant of the same compound.
Compound of 輝度 (luminance) and ムラ (unevenness). The word ムラ is often written in kana in technical contexts.